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Posted to issues-all@impala.apache.org by "Tim Armstrong (JIRA)" <ji...@apache.org> on 2018/10/30 17:50:00 UTC
[jira] [Updated] (IMPALA-3171) data-source-tables.test is flaky
when BATCH_SIZE is changed
[ https://issues.apache.org/jira/browse/IMPALA-3171?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Tim Armstrong updated IMPALA-3171:
----------------------------------
Issue Type: Test (was: Bug)
> data-source-tables.test is flaky when BATCH_SIZE is changed
> -----------------------------------------------------------
>
> Key: IMPALA-3171
> URL: https://issues.apache.org/jira/browse/IMPALA-3171
> Project: IMPALA
> Issue Type: Test
> Components: Infrastructure
> Affects Versions: impala 2.3
> Reporter: Juan Yu
> Priority: Minor
>
> data-source-tables.test is flaky and could return different result when changing BATCH_SIZE
> {code}
> [localhost:21000] > select count(*) from alltypes_datasource;
> Query: select count(*) from alltypes_datasource
> +----------+
> | count(*) |
> +----------+
> | 4510 |
> +----------+
> Fetched 1 row(s) in 0.40s
> [localhost:21000] > set batch_size=12345;
> BATCH_SIZE set to 12345
> [localhost:21000] > select count(*) from alltypes_datasource;
> Query: select count(*) from alltypes_datasource
> +----------+
> | count(*) |
> +----------+
> | 5000 |
> +----------+
> Fetched 1 row(s) in 0.40s
> [localhost:21000] > set batch_size=1;
> BATCH_SIZE set to 1
> [localhost:21000] > select count(*) from alltypes_datasource;
> Query: select count(*) from alltypes_datasource
> +----------+
> | count(*) |
> +----------+
> | 4501 |
> +----------+
> Fetched 1 row(s) in 0.40s
> {code}
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